EN
Genetic aspects of the phenomenon of antigenic variation in Protozoa. V Symposium "Genetics problems in parasitology", Warsaw, 25 XI 1977
RU
Geneticheskie aspekty javlenija antigennojj nepostojannosti Protozoa. V Simpozium "Voprosy genetiki v parazotologii", Varshava, 25 XI 1977